{
  "manageEntity": {
    "action": "Repost",
    "entityId": "562777751",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x09a0b29ea65716612739581063d3b550257357ae2d4e36a8c98c637c11644c21",
    "signature": "0x75943ff2abf3a31419f7479bf4e78cced299267e062f612334a27694cfa187374918231c89c066d3e925094a57335bcc7522a29787b734f8e465f12a3006368a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}